diff --git a/fb_settings.inc b/fb_settings.inc
index 4119094..551e4f5 100644
--- a/fb_settings.inc
+++ b/fb_settings.inc
@@ -149,7 +149,9 @@ function fb_settings_get_facebook_cookie($app_id, $application_secret = NULL) {
     // Session key missing first time facebook connect page is loaded (?)
     if ($access_token = $args['access_token']) {
       $tokens = explode('|', $access_token);
-      $args['session_key'] = $tokens[1] . '|' . $tokens[2];
+      if (isset($tokens[1]) && isset($tokens[2])) {
+        $args['session_key'] = $tokens[1] . '|' . $tokens[2];
+      }
     }
   }
   //print(__FUNCTION__); print_r($args); flush(); // debug